xref: /aosp_15_r20/external/bazelbuild-kotlin-rules/tests/jvm/java/jni/NativeApiTest.kt (revision 3a22c0a33dd99bcca39a024d43e6fbcc55c2806e)
1 /*
2  * * Copyright 2022 Google LLC. All rights reserved.
3  *
4  * Licensed under the Apache License, Version 2.0 (the License);
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *     http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package jni
18 
19 import com.google.common.truth.Truth.assertThat
20 
21 /** Unit test for JNI function. */
mainnull22 fun main(args: Array<String>) {
23   if (args.getOrNull(0) == "--load") {
24     System.loadLibrary("NativeApi") // loads libNativeApi.so
25   }
26 
27   assertThat(NativeApi.hello("World")).isEqualTo("Hello, World")
28 
29   assertThat(NativeApi.hello("0123456789".repeat(11) + "willbedropped"))
30     .isEqualTo("Hello, " + "0123456789".repeat(11) + "willbedrop")
31 }
32